diff --git a/INSTALL b/INSTALL
index 6366951..5096b0b 100644
--- a/INSTALL
+++ b/INSTALL
@@ -2,7 +2,7 @@
 Mininet Installation/Configuration Notes
 ----------------------------------------
 
-Mininet 2.2.0b0
+Mininet 2.2.0b1
 ---
 
 The supported installation methods for Mininet are 1) using a
diff --git a/LICENSE b/LICENSE
index 8c32cbe..a5f10a0 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Mininet 2.2.0b0 License
+Mininet 2.2.0b1 License
 
 Copyright (c) 2013 Open Networking Laboratory
 Copyright (c) 2009-2012 Bob Lantz and The Board of Trustees of
diff --git a/README.md b/README.md
index 425242e..49c2cc6 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@ Mininet: Rapid Prototyping for Software Defined Networks
 
 *The best way to emulate almost any network on your laptop!*
 
-Version 2.2.0b0
+Mininet 2.2.0b1
 
 ### What is Mininet?
 
diff --git a/mininet/net.py b/mininet/net.py
index 2ed5842..5205b46 100755
--- a/mininet/net.py
+++ b/mininet/net.py
@@ -106,7 +106,7 @@ from mininet.util import macColonHex, ipStr, ipParse, netParse, ipAdd
 from mininet.term import cleanUpScreens, makeTerms
 
 # Mininet version: should be consistent with README and LICENSE
-VERSION = "2.2.0b0"
+VERSION = "2.2.0b1"
 
 class Mininet( object ):
     "Network emulation with hosts spawned in network namespaces."